King Will LOOP 6mm Blue Tungsten Carbide Ring Wedding Band High Polished Comfort Fit Classic design with genuine tungsten carbide, weighty and durable, excellent scratch resistant performance Excellent workmanship on the groove center with a stunning blue coated. High polished and comfort fit interior make you feel comfortable & elegance in your daily. King Will's Free Jewelry box, save your giftwrap service fee, and help you store the ring much safer and longer. If you have any question, please post into "Customer Questions & Answers" at the bottom of this page.